1388456432

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{1367}}^1$

素因数の和:1614

約数の個数: 80

約数和(自身を含む): 3053376000

約数和(自身を除く): 1664919568

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 199, 232, 319, 398, 464, 638, 796, 1276, 1367, 1592, 2189, 2552, 2734, 3184, 4378, 5104, 5468, 5771, 8756, 10936, 11542, 15037, 17512, 21872, 23084, 30074, 35024, 39643, 46168, 60148, 63481, 79286, 92336, 120296, 126962, 158572, 240592, 253924, 272033, 317144, 436073, 507848, 544066, 634288, 872146, 1015696, 1088132, 1744292, 2176264, 2992363, 3488584, 4352528, 5984726, 6977168, 7888957, 11969452, 15777914, 23938904, 31555828, 47877808, 63111656, 86778527, 126223312, 173557054, 347114108, 694228216, 1388456432]

約数ペア:

[(1, 1388456432), (2, 694228216), (4, 347114108), (8, 173557054), (11, 126223312), (16, 86778527), (22, 63111656), (29, 47877808), (44, 31555828), (58, 23938904), (88, 15777914), (116, 11969452), (176, 7888957), (199, 6977168), (232, 5984726), (319, 4352528), (398, 3488584), (464, 2992363), (638, 2176264), (796, 1744292), (1276, 1088132), (1367, 1015696), (1592, 872146), (2189, 634288), (2552, 544066), (2734, 507848), (3184, 436073), (4378, 317144), (5104, 272033), (5468, 253924), (5771, 240592), (8756, 158572), (10936, 126962), (11542, 120296), (15037, 92336), (17512, 79286), (21872, 63481), (23084, 60148), (30074, 46168), (35024, 39643)]